Bitmap::FromHicon Method
Creates a Bitmap from a Windows handle to an icon.
Assembly: System.Drawing (in System.Drawing.dll)
Parameters
- hicon
- Type: System::IntPtr
A handle to an icon.
The following code example is designed for use with Windows Forms, and it requires PaintEventArgs e, which is a parameter of the Paint event handler. The code performs the following actions:
Gets the handle to an existing icon image.
Creates a Bitmap from the handle.
Draws the Bitmap to the screen.
private: [System::Runtime::InteropServices::DllImportAttribute("user32.dll", CharSet = CharSet::Unicode)] static IntPtr LoadImage( int Hinstance, String^ name, int type, int width, int height, int load ); private: void Hicon_Example( PaintEventArgs^ e ) { // Get a handle to an icon. IntPtr Hicon = LoadImage( 0, "smile.ico", 1, 0, 0, 16 ); // Create a Bitmap object from the icon handle. Bitmap^ iconBitmap = Bitmap::FromHicon( Hicon ); // Draw the Bitmap object to the screen. e->Graphics->DrawImage( iconBitmap, 0, 0 ); }
- SecurityPermission
for calling into unmanaged code. Related enumeration: UnmanagedCode
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.